jfruh writes: "Apple's spent more than a decade on version 10 — or, rather, X — of its flagship operating system, with.x versions named after big cats (and many of them, it turns out, after the same big cats). Ubuntu Linux is scrambling to find ever more obscure animals to alliteratively name its versions after. And let's not even talk about Windows, whose current shipping OS is sold as Windows 7 but is really Windows NT 6.1. Why is this area of software marketing so ridiculous?"